Fix a bug in authorised values admin
[koha.git] / admin / authorised_values.pl
1 #!/usr/bin/perl
2
3 # Copyright 2000-2002 Katipo Communications
4 #
5 # This file is part of Koha.
6 #
7 # Koha is free software; you can redistribute it and/or modify it under the
8 # terms of the GNU General Public License as published by the Free Software
9 # Foundation; either version 2 of the License, or (at your option) any later
10 # version.
11 #
12 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
13 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
14 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
15 #
16 # You should have received a copy of the GNU General Public License along with
17 # Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
18 # Suite 330, Boston, MA  02111-1307 USA
19
20 use strict;
21 use CGI;
22 use C4::Auth;
23 use C4::Context;
24 use C4::Output;
25
26 use C4::Context;
27
28
29 sub AuthorizedValuesForCategory  {
30         my ($searchstring,$type)=@_;
31         my $dbh = C4::Context->dbh;
32         $searchstring=~ s/\'/\\\'/g;
33         my @data=split(' ',$searchstring);
34         my $count=@data;
35         my $sth=$dbh->prepare("Select id,category,authorised_value,lib from authorised_values where (category = ?) order by category,authorised_value");
36         $sth->execute("$data[0]");
37         my @results;
38         my $cnt=0;
39         while (my $data=$sth->fetchrow_hashref){
40         push(@results,$data);
41         $cnt ++;
42         }
43         $sth->finish;
44         return ($cnt,\@results);
45 }
46
47 my $input = new CGI;
48 my $searchfield=$input->param('searchfield');
49 $searchfield=~ s/\,//g;
50 my $id = $input->param('id');
51 my $offset=$input->param('offset');
52 my $script_name="/cgi-bin/koha/admin/authorised_values.pl";
53 my $dbh = C4::Context->dbh;
54
55 my ($template, $borrowernumber, $cookie)
56     = get_template_and_user({template_name => "admin/authorised_values.tmpl",
57                              query => $input,
58                              type => "intranet",
59                              authnotrequired => 0,
60                              flagsrequired => {parameters => 1},
61                              debug => 1,
62                              });
63 my $pagesize=20;
64 my $op = $input->param('op');
65
66 if ($op) {
67 $template->param(script_name => $script_name,
68                                                 $op              => 1); # we show only the TMPL_VAR names $op
69 } else {
70 $template->param(script_name => $script_name,
71                                                 else              => 1); # we show only the TMPL_VAR names $op
72 }
73 ################## ADD_FORM ##################################
74 # called by default. Used to create form to add or  modify a record
75 if ($op eq 'add_form') {
76         my $data;
77         if ($id) {
78                 my $dbh = C4::Context->dbh;
79                 my $sth=$dbh->prepare("select id,category,authorised_value,lib from authorised_values where id=?");
80                 $sth->execute($id);
81                 $data=$sth->fetchrow_hashref;
82                 $sth->finish;
83         } else {
84                 $data->{'category'} = $input->param('category');
85         }
86         if ($id) {
87                 $template->param(action_modify => 1);
88                 $template->param('heading-modify-authorized-value-p' => 1);
89         } elsif ( ! $data->{'category'} ) {
90                 $template->param(action_add_category => 1);
91                 $template->param('heading-add-new-category-p' => 1);
92         } else {
93                 $template->param(action_add_value => 1);
94                 $template->param('heading-add-authorized-value-p' => 1);
95         }
96         $template->param('use-heading-flags-p' => 1);
97         $template->param(category => $data->{'category'},
98                                                         authorised_value => $data->{'authorised_value'},
99                                                         lib => $data->{'lib'},
100                                                         id => $data->{'id'}
101                                                         );
102 ################## ADD_VALIDATE ##################################
103 # called by add_form, used to insert/modify data in DB
104 } elsif ($op eq 'add_validate') {
105         my $dbh = C4::Context->dbh;
106     my $new_category = $input->param('category');
107     my $new_authorised_value = $input->param('authorised_value');
108     my $duplicate_entry = 0;
109
110     if ( $id ) { # Update
111         my $sth = $dbh->prepare( "SELECT category, authorised_value FROM authorised_values WHERE id='$id' ");
112         $sth->execute();
113         my ($category, $authorised_value) = $sth->fetchrow_array();
114         $sth->finish;
115         if ( $authorised_value ne $new_authorised_value ) {
116             my $sth = $dbh->prepare_cached( "SELECT COUNT(*) FROM authorised_values " .
117                 "WHERE category = '$new_category' AND authorised_value = '$new_authorised_value' ");
118             $sth->execute();
119             ($duplicate_entry) = $sth->fetchrow_array();
120             warn "**** duplicate_entry = $duplicate_entry";
121         }
122         unless ( $duplicate_entry ) {
123             my $sth=$dbh->prepare("UPDATE authorised_values SET category=?,authorised_value=?,lib=? where id=?");
124             my $lib = $input->param('lib');
125             undef $lib if ($lib eq ""); # to insert NULL instead of a blank string
126             $sth->execute($new_category, $new_authorised_value, $lib, $id);          
127             print "Content-Type: text/html\n\n<META HTTP-EQUIV=Refresh CONTENT=\"0; URL=authorised_values.pl?searchfield=".$new_category."\"></html>";
128             exit;
129         }
130     }
131     else { # Insert
132         my $sth = $dbh->prepare_cached( "SELECT COUNT(*) FROM authorised_values " .
133             "WHERE category = '$new_category' AND authorised_value = '$new_authorised_value' ");
134         $sth->execute();
135         ($duplicate_entry) = $sth->fetchrow_array();
136         $sth->finish();
137         unless ( $duplicate_entry ) {
138             my $sth=$dbh->prepare("INSERT INTO authorised_values (id,category,authorised_value,lib) values (?,?,?,?)");
139             my $lib = $input->param('lib');
140             undef $lib if ($lib eq ""); # to insert NULL instead of a blank string
141             $sth->execute($id, $new_category, $new_authorised_value, $lib);
142             $sth->finish;
143             print "Content-Type: text/html\n\n<META HTTP-EQUIV=Refresh CONTENT=\"0; URL=authorised_values.pl?searchfield=".$input->param('category')."\"></html>";
144             exit;
145         }
146     }
147     if ( $duplicate_entry ) {       
148         $template->param(duplicate_category => $new_category,
149                          duplicate_value =>  $new_authorised_value,
150                          else => 1);
151         default_form();
152      }           
153         
154 ################## DELETE_CONFIRM ##################################
155 # called by default form, used to confirm deletion of data in DB
156 } elsif ($op eq 'delete_confirm') {
157         my $dbh = C4::Context->dbh;
158         my $sth=$dbh->prepare("select category,authorised_value,lib from authorised_values where id=?");
159         $sth->execute($id);
160         my $data=$sth->fetchrow_hashref;
161         $sth->finish;
162         $id = $input->param('id') unless $id;
163         $template->param(searchfield => $searchfield,
164                                                         Tlib => $data->{'lib'},
165                                                         Tvalue => $data->{'authorised_value'},
166                                                         id =>$id,
167                                                         );
168
169                                                                                                         # END $OP eq DELETE_CONFIRM
170 ################## DELETE_CONFIRMED ##################################
171 # called by delete_confirm, used to effectively confirm deletion of data in DB
172 } elsif ($op eq 'delete_confirmed') {
173         my $dbh = C4::Context->dbh;
174         my $id = $input->param('id');
175         my $sth=$dbh->prepare("delete from authorised_values where id=?");
176         $sth->execute($id);
177         $sth->finish;
178         print "Content-Type: text/html\n\n<META HTTP-EQUIV=Refresh CONTENT=\"0; URL=authorised_values.pl?searchfield=$searchfield\"></html>";
179         exit;
180
181                                                                                                         # END $OP eq DELETE_CONFIRMED
182 ################## DEFAULT ##################################
183 } else { # DEFAULT
184     default_form();
185 } #---- END $OP eq DEFAULT
186 output_html_with_http_headers $input, $cookie, $template->output;
187
188 exit 0;
189
190 sub default_form {
191         # build categories list
192         my $sth = $dbh->prepare("select distinct category from authorised_values");
193         $sth->execute;
194         # the list
195         my @category_list;
196         # a hash, to check that some hardcoded categories exist.
197         my %categories;
198         while ( my ($category) = $sth->fetchrow_array) {
199                 push(@category_list,$category);
200                 $categories{$category} = 1;
201         }
202         # push koha system categories
203         push @category_list, 'Asort1' unless $categories{'Asort1'};
204         push @category_list, 'Asort2' unless $categories{'Asort2'};
205         push @category_list, 'Bsort1' unless $categories{'Bsort1'};
206         push @category_list, 'Bsort2' unless $categories{'Bsort2'};
207         push @category_list, 'SUGGEST' unless $categories{'SUGGEST'};
208         push @category_list, 'DAMAGED' unless $categories{'DAMAGED'};
209         push @category_list, 'LOST' unless $categories{'LOST'};
210         #reorder the list
211         @category_list = sort {$a cmp $b} @category_list;
212         my $tab_list = CGI::scrolling_list(-name=>'searchfield',
213                 -id=>'searchfield',
214                         -values=> \@category_list,
215                         -default=>"",
216                         -size=>1,
217                         -tabindex=>'',
218                         -multiple=>0,
219                         );
220         if (!$searchfield) {
221                 $searchfield=$category_list[0];
222         }
223         my ($count,$results)=AuthorizedValuesForCategory($searchfield,'web');
224         my $toggle=1;
225         my @loop_data = ();
226         # builds value list
227         for (my $i=$offset; $i < ($offset+$pagesize<$count?$offset+$pagesize:$count); $i++){
228                 if ($toggle eq 1){
229                         $toggle=1;
230                 } else {
231                         $toggle=0;
232                 }
233                 my %row_data;  # get a fresh hash for the row data
234                 $row_data{category} = $results->[$i]{'category'};
235                 $row_data{authorised_value} = $results->[$i]{'authorised_value'};
236                 $row_data{lib} = $results->[$i]{'lib'};
237                 $row_data{edit} = "$script_name?op=add_form&amp;id=".$results->[$i]{'id'};
238                 $row_data{delete} = "$script_name?op=delete_confirm&amp;searchfield=$searchfield&amp;id=".$results->[$i]{'id'};
239                 push(@loop_data, \%row_data);
240         }
241
242         $template->param(loop => \@loop_data,
243                                                         tab_list => $tab_list,
244                                                         category => $searchfield);
245
246         if ($offset>0) {
247                 my $prevpage = $offset-$pagesize;
248                 $template->param(isprevpage => $offset,
249                                                 prevpage=> $prevpage,
250                                                 searchfield => $searchfield,
251                                                 script_name => $script_name,
252                  );
253         }
254         if ($offset+$pagesize<$count) {
255                 my $nextpage =$offset+$pagesize;
256                 $template->param(nextpage =>$nextpage,
257                                                 searchfield => $searchfield,
258                                                 script_name => $script_name,
259                 );
260         }
261 }
262